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authorPaul Kocialkowski <paul.kocialkowski@bootlin.com>2019-01-18 15:51:18 +0100
committerMaxime Ripard <maxime.ripard@bootlin.com>2019-01-18 19:05:50 +0100
commit34d896ed1b9e0b34dfc054842f05738cf22ecf18 (patch)
tree42a5f7f43a74607d0f19e1bbb8457388683b9425 /drivers/gpu/drm/sun4i
parentb38f61f52e54e2bded103ce6bf8acaa914fd6960 (diff)
drm/sun4i: frontend: Add support for packed YUV422 input formats
This introduces support for packed YUV formats with 4:2:2 sampling using the frontend. Definitions are introduced for the data format and pixel sequence input format register values. Signed-off-by: Paul Kocialkowski <paul.kocialkowski@bootlin.com> Acked-by: Maxime Ripard <maxime.ripard@bootlin.com> Signed-off-by: Maxime Ripard <maxime.ripard@bootlin.com> Link: https://patchwork.freedesktop.org/patch/msgid/20190118145133.21281-9-paul.kocialkowski@bootlin.com
Diffstat (limited to 'drivers/gpu/drm/sun4i')
-rw-r--r--drivers/gpu/drm/sun4i/sun4i_frontend.c22
-rw-r--r--drivers/gpu/drm/sun4i/sun4i_frontend.h5
2 files changed, 27 insertions, 0 deletions
diff --git a/drivers/gpu/drm/sun4i/sun4i_frontend.c b/drivers/gpu/drm/sun4i/sun4i_frontend.c
index bf37a4ea81c5..1946dd9e58d9 100644
--- a/drivers/gpu/drm/sun4i/sun4i_frontend.c
+++ b/drivers/gpu/drm/sun4i/sun4i_frontend.c
@@ -133,6 +133,8 @@ sun4i_frontend_drm_format_to_input_fmt(const struct drm_format_info *format,
{
if (!format->is_yuv)
*val = SUN4I_FRONTEND_INPUT_FMT_DATA_FMT_RGB;
+ else if (drm_format_info_is_yuv_sampling_422(format))
+ *val = SUN4I_FRONTEND_INPUT_FMT_DATA_FMT_YUV422;
else
return -EINVAL;
@@ -160,10 +162,26 @@ sun4i_frontend_drm_format_to_input_sequence(const struct drm_format_info *format
*val = SUN4I_FRONTEND_INPUT_FMT_DATA_PS_BGRX;
return 0;
+ case DRM_FORMAT_UYVY:
+ *val = SUN4I_FRONTEND_INPUT_FMT_DATA_PS_UYVY;
+ return 0;
+
+ case DRM_FORMAT_VYUY:
+ *val = SUN4I_FRONTEND_INPUT_FMT_DATA_PS_VYUY;
+ return 0;
+
case DRM_FORMAT_XRGB8888:
*val = SUN4I_FRONTEND_INPUT_FMT_DATA_PS_XRGB;
return 0;
+ case DRM_FORMAT_YUYV:
+ *val = SUN4I_FRONTEND_INPUT_FMT_DATA_PS_YUYV;
+ return 0;
+
+ case DRM_FORMAT_YVYU:
+ *val = SUN4I_FRONTEND_INPUT_FMT_DATA_PS_YVYU;
+ return 0;
+
default:
return -EINVAL;
}
@@ -187,7 +205,11 @@ static int sun4i_frontend_drm_format_to_output_fmt(uint32_t fmt, u32 *val)
static const uint32_t sun4i_frontend_formats[] = {
DRM_FORMAT_BGRX8888,
+ DRM_FORMAT_UYVY,
+ DRM_FORMAT_VYUY,
DRM_FORMAT_XRGB8888,
+ DRM_FORMAT_YUYV,
+ DRM_FORMAT_YVYU,
};
bool sun4i_frontend_format_is_supported(uint32_t fmt, uint64_t modifier)
diff --git a/drivers/gpu/drm/sun4i/sun4i_frontend.h b/drivers/gpu/drm/sun4i/sun4i_frontend.h
index 17b46ecf7d9e..e287a71a0db9 100644
--- a/drivers/gpu/drm/sun4i/sun4i_frontend.h
+++ b/drivers/gpu/drm/sun4i/sun4i_frontend.h
@@ -27,7 +27,12 @@
#define SUN4I_FRONTEND_INPUT_FMT_REG 0x04c
#define SUN4I_FRONTEND_INPUT_FMT_DATA_MOD_PACKED (1 << 8)
+#define SUN4I_FRONTEND_INPUT_FMT_DATA_FMT_YUV422 (1 << 4)
#define SUN4I_FRONTEND_INPUT_FMT_DATA_FMT_RGB (5 << 4)
+#define SUN4I_FRONTEND_INPUT_FMT_DATA_PS_UYVY 0
+#define SUN4I_FRONTEND_INPUT_FMT_DATA_PS_YUYV 1
+#define SUN4I_FRONTEND_INPUT_FMT_DATA_PS_VYUY 2
+#define SUN4I_FRONTEND_INPUT_FMT_DATA_PS_YVYU 3
#define SUN4I_FRONTEND_INPUT_FMT_DATA_PS_BGRX 0
#define SUN4I_FRONTEND_INPUT_FMT_DATA_PS_XRGB 1